Group Abstract Group Abstract

«Groups
Calculus
Join
Partial and total derivatives, integrals in one or more dimensions, series and limits, differential equations, integral transforms, numerical calculus, discrete calculus...

Discussions List Discussions List

Solve the following equation with RSolve and non-autonomous series?

QUESTION FROM: F. P. | 8 years ago BY: F. P.
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
4.8K
VIEWS

Correspondence between direct and inverse Laplace transform?

QUESTION FROM: Leslaw Bieniasz | 8 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
9.9K
VIEWS

[?] Calculate the inverse Z transform with exact precision?

QUESTION FROM: Julian Oviedo | 8 years ago BY: Daniel Lichtblau
Algebra , Calculus , Mathematics , Wolfram Language
5
REPLIES
13.3K
VIEWS

Step-by-step solutions of indefinite integral?

QUESTION FROM: Gennaro Arguzzi | 9 years ago BY: EDITORIAL BOARD
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
5
REPLIES
25.1K
VIEWS

[?] Get plot with just axes crossing at the origin?

QUESTION FROM: Victor Gutierrez | 9 years ago BY: Gianluca Gorni
Calculus , Graphics and Visualization , Mathematics , Wolfram Language
5
REPLIES
7.8K
VIEWS

[?] Indicate to W|A that variables are dependent, rather than independent?

QUESTION FROM: Robert Dinah | 9 years ago BY: Bill Simpson
Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
7.2K
VIEWS

[?] Calculate a double integration of two functions?

QUESTION FROM: Raivat Shah | 9 years ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Statistics and Probability , Wolfram Language
5
REPLIES
6K
VIEWS

Deriving transfer equations of active filters with Wolfram Language

CONTRIBUTED BY: Isaac Ayala Lozano | 9 years ago BY: Isaac Ayala Lozano
Staff Picks , Calculus , Control Systems , Education , Engineering , ...
5
REPLIES
23.7K
VIEWS

[?] Solve two ODEs coupled together using NDSolve?

QUESTION FROM: Kai D | 9 years ago BY: Kai D
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
5
REPLIES
5K
VIEWS

[?] Make a program that gives the volume of the requested solid?

QUESTION FROM: Godel Einstein | 9 years ago BY: Godel Einstein
Calculus , Curated Data , Geometry , Graphics and Visualization , ...
5
REPLIES
4K
VIEWS

Tackle a general elliptic integral?

QUESTION FROM: Kevin May | 9 years ago BY: Henrik Schachner
Calculus , Mathematics , Wolfram Language
5
REPLIES
5.4K
VIEWS

[GIF] Toss (Projectile envelope)

CONTRIBUTED BY: Clayton Shonkwiler | 9 years ago BY: Clayton Shonkwiler
Staff Picks , Calculus , Dynamic Interactivity , Geometry , ...
5
REPLIES
15.1K
VIEWS

Find global and local optima of a function?

QUESTION FROM: Valeriu Ungureanu | 9 years ago BY: Valeriu Ungureanu
Calculus , Optimization , Mathematics , Numerical Computation , ...
5
REPLIES
9K
VIEWS

Solve an equation with a Piecewise function?

QUESTION FROM: Pio Tyldens | 9 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
6.2K
VIEWS

lookup result. (Equation Solving)

QUESTION FROM: Mutatis Mutandis | 10 years ago BY: Paul Cleary
Calculus , Equation Solving , Symbolic Computations , Wolfram Language
5
REPLIES
8.9K
VIEWS

Fitting system of Differential equations to a dataset

QUESTION FROM: A Magyar | 10 years ago BY: kirt robinson
Calculus , Chemistry , Mathematica
5
REPLIES
30.3K
VIEWS

Get the solution with NDSolve?

QUESTION FROM: pushpa pandey | 10 years ago BY: Mariusz Iwaniuk
Calculus , Equation Solving , Graphics and Visualization , ...
5
REPLIES
4.6K
VIEWS

Coke bottles from piecewise-defined functions

CONTRIBUTED BY: Jose Gomez | 10 years ago BY: Jose Gomez
Calculus , Education , Graphics and Visualization , Mathematics , ...
5
REPLIES
16.8K
VIEWS

Why do these two integrations produce different results?

QUESTION FROM: Peter Iannucci | 10 years ago BY: S M Blinder
Calculus , Mathematics , Wolfram Language
5
REPLIES
11.4K
VIEWS

Parametrize plots on the imaginary plane to a real axes plane?

QUESTION FROM: Bryan Lettner | 10 years ago BY: Hans Dolhaine
Algebra , Calculus , Equation Solving , Mathematics
5
REPLIES
5.8K
VIEWS

Problem defining two integrals

QUESTION FROM: S G | 10 years ago BY: Hans Dolhaine
Calculus , Mathematics , Wolfram Language
5
REPLIES
4.5K
VIEWS

Difficulties in calculating limits in Wolfram|Alpha

QUESTION FROM: Robson Melo | 10 years ago BY: Robson Melo
Algebra , Calculus , Mathematics , Wolfram|Alpha , Wolfram Language
5
REPLIES
5K
VIEWS

Using Reduce function to solve inequality q_2 < c ?

QUESTION FROM: Cédric Cavents | 10 years ago BY: Bill Simpson
Algebra , Calculus , Symbolic Computations , Wolfram Language
5
REPLIES
7.4K
VIEWS

Math - step by step answers

QUESTION FROM: Dana Heston | 10 years ago BY: Stephen De Gabrielle
Calculus , Mathematics , Wolfram|Alpha
5
REPLIES
11.2K
VIEWS

Solving an equation with Root Objects?

QUESTION FROM: Cédric Cavents | 10 years ago BY: Cédric Cavents
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
5
REPLIES
6.8K
VIEWS

Cumulative definte integral makes kernel run slow

QUESTION FROM: Kaushik Mallick | 10 years ago BY: Kaushik Mallick
Calculus , Optimization , Mathematics , Numerical Computation , ...
5
REPLIES
7.8K
VIEWS

how to integrate a sum series?

CONTRIBUTED BY: eugenio caccaviello | 11 years ago BY: eugenio caccaviello
Calculus , Finance , Wolfram|Alpha
5
REPLIES
18.4K
VIEWS

Boundary differential equation

QUESTION FROM: jack hold | 11 years ago BY: Hans Dolhaine
Calculus , Equation Solving , Wolfram Language
5
REPLIES
5.1K
VIEWS

Why the difference? (Length of curve)

QUESTION FROM: Todor Latev | 11 years ago BY: Todor Latev
Calculus , Mathematics , Wolfram Language
5
REPLIES
5.9K
VIEWS

Integration method used in NIntegrate

QUESTION FROM: Tomas Rihacek | 11 years ago BY: Anton Antonov
Calculus , Mathematica , Numerical Computation , Wolfram Language
5
REPLIES
14.3K
VIEWS

Varying Thickness along curve in ParametricPlot3D

QUESTION FROM: Bryan Lettner | 11 years ago BY: Gianluca Gorni
3D Printing , Calculus , Geometry , Graphics and Visualization , ...
5
REPLIES
10.7K
VIEWS

How to export a graph produced by Manipulate - with CURRENT parameters

QUESTION FROM: Boris Blankleider | 11 years ago BY: Frank N
Calculus , Dynamic Interactivity , Graphics and Visualization , ...
5
REPLIES
29.6K
VIEWS

How to use FindRoot output as input to NDSolve for 1st order DFEQ?

QUESTION FROM: Robert Curl | 11 years ago BY: Robert Curl
Calculus , Economics , Mathematica
5
REPLIES
11.6K
VIEWS

How to solve this differential equation groups

QUESTION FROM: YU SHANG | 11 years ago BY: YU SHANG
Calculus , Discrete Mathematics , Equation Solving , Mathematica , ...
5
REPLIES
12.6K
VIEWS

A complex number, Replace, Simplifiy, Refine ....

QUESTION FROM: Ahmad Alali | 11 years ago BY: Udo Krause
Algebra , Calculus , Computational Linguistics , Computer Science , ...
5
REPLIES
12.5K
VIEWS

Can mathematica display or verify trig identities?

QUESTION FROM: Alan Smith | 11 years ago BY: Udo Krause
Calculus
5
REPLIES
10.4K
VIEWS

"Plot3D" Not responding to changes in wave function conditions.

QUESTION FROM: Chris Penney | 11 years ago BY: Erik Mahieu
Calculus , Mathematica , Physics , Signal Processing , ...
5
REPLIES
11K
VIEWS

Finding result of calc with upto 14 digits exponent

QUESTION FROM: Snake Eater | 11 years ago BY: Snake Eater
Calculus , Computational Systems , Computer Science , ...
5
REPLIES
11.7K
VIEWS

How to fit parameters in a system of coupled differential equations

QUESTION FROM: Roc White | 11 years ago BY: Roc White
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
9.1K
VIEWS

integral ( (x^3-1)^(1/2)/x )

QUESTION FROM: aida galeb | 11 years ago BY: aida galeb
Calculus , Mathematica , Mathematics
5
REPLIES
8K
VIEWS

Help to solve an integral e^(-x^2)

QUESTION FROM: Alejandra Cardenas | 11 years ago BY: Frank Kampas
Calculus , Education , Engineering , Equation Solving , ...
5
REPLIES
19.4K
VIEWS

How does Mathematica perform numerical calculations?

QUESTION FROM: Luther Nayhm | 11 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Mathematics , Numerical Computation
5
REPLIES
6.6K
VIEWS

Differential Algebraic Equation

QUESTION FROM: Shivi Sv | 11 years ago BY: Shivi Sv
Algebra , Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
13.2K
VIEWS

FindRoot and two Parametric Functions

QUESTION FROM: Derek Smith | 11 years ago BY: Derek Smith
Calculus , Mathematica , Mathematics
5
REPLIES
9.5K
VIEWS

Precision in NDSolve

QUESTION FROM: Francois Fayard | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Numerical Computation , ...
5
REPLIES
10.7K
VIEWS

not able to find solution for a system of differential equation

QUESTION FROM: Avinash Aman | 11 years ago BY: Frank Kampas
Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
8.1K
VIEWS

Higher order derivates: Plotting Problems with orders > 4

QUESTION FROM: Simon Tyran | 12 years ago BY: Simon Tyran
Calculus , Mathematica , Mathematics , Physics , ...
5
REPLIES
10.9K
VIEWS

Reaction Kinetics calculation with 8 equations

QUESTION FROM: Peter Adewale | 12 years ago BY: Peter Adewale
Calculus , Chemical Engineering , Chemistry , Equation Solving , ...
5
REPLIES
16.4K
VIEWS

indefinite integral question with denominator

QUESTION FROM: steve miller | 12 years ago BY: steve miller
Calculus , Wolfram Language
5
REPLIES
3.5K
VIEWS

Plot FFT of an interpolating function

QUESTION FROM: Phil R | 12 years ago BY: Ivan Morozov
Calculus , Graphics and Visualization , Mathematica , Wolfram Language
5
REPLIES
11.4K
VIEWS

Graphing a Quadratic

QUESTION FROM: Jaewon Sim | 12 years ago BY: Dana DeLouis
Calculus , Equation Solving , Graphics and Visualization , ...
5
REPLIES
7.3K
VIEWS

DSolve returns with integration symbol, how to solve it? Thanks!

QUESTION FROM: Jiujiang Wang | 12 years ago BY: Jiujiang Wang
Calculus , Mathematica , Wolfram Language
5
REPLIES
10K
VIEWS

How to show step-by-step solutions for Laplace transforms?

QUESTION FROM: George Ayoub | 12 years ago BY: Nasser M. Abbasi
Calculus , Mathematics , Wolfram|Alpha
5
REPLIES
42.3K
VIEWS

Limit of a f(x,y) function

QUESTION FROM: Mitja Jan?i? | 12 years ago BY: David Reiss
Calculus , Mathematica , Wolfram Language
5
REPLIES
4.7K
VIEWS

Problem with NDSolve

QUESTION FROM: Luis Fernando Moura | 12 years ago BY: Luis Fernando Moura
Calculus , Equation Solving , Mathematica , Wolfram Language
5
REPLIES
4.8K
VIEWS

Integrate step by step solution in Wolfram|Alpha

QUESTION FROM: Loukas Pyrg | 12 years ago BY: Frank Kampas
Calculus , Wolfram|Alpha
5
REPLIES
5.8K
VIEWS

Solving system of equations from partial derivatives & Lagrange multipliers

QUESTION FROM: J L | 12 years ago BY: J L
Calculus , Mathematica , Mathematics
5
REPLIES
5.5K
VIEWS

What is wrong?

QUESTION FROM: taksido | 12 years ago BY: taksido
Calculus , Mathematica
5
REPLIES
2.8K
VIEWS

Taking Derivatives of Experimental Data

QUESTION FROM: A Johnson | 12 years ago BY: David Reiss
Calculus , Mathematica , Numerical Computation , Physics
5
REPLIES
6.7K
VIEWS

Symbolic integral of an integrand containing derivative

QUESTION FROM: Dianta Ginting | 13 years ago BY: Nasser M. Abbasi
Calculus , Mathematica , Mathematics , Wolfram Language
5
REPLIES
6.4K
VIEWS

Why does Mathematica not solve this simple integral (using units)?

QUESTION FROM: Simon P. | 13 years ago BY: Bruce Miller
Calculus , Engineering , Equation Solving , Mathematica
5
REPLIES
14.4K
VIEWS

Application of Squeeze Theorem

QUESTION FROM: Jessica Blanton | 13 years ago BY: George Woodrow III
Calculus , Mathematica , Mathematics
5
REPLIES
12.5K
VIEWS

3 parameter Weibull distribution integration issues

QUESTION FROM: Chen-Ping Yu | 13 years ago BY: Youngjoo Chung
Calculus , Computer Science , Equation Solving , Mathematica , ...
5
REPLIES
11.7K
VIEWS

Difficult convolution problem: can I ask for a solution in terms of elliptic integrals?

QUESTION FROM: Patrick McMullen | 1 month ago BY: Patrick McMullen
Calculus , Graphics and Visualization , Mathematics , ...
4
REPLIES
392
VIEWS

Is the a precision loss due to export/import of numerical values?

QUESTION FROM: Leslaw Bieniasz | 3 months ago BY: Michael Rogers
Algebra , Calculus , Equation Solving , Numerical Computation
4
REPLIES
472
VIEWS

How to display the derivative result in the desired form?

QUESTION FROM: Bill Blair | 3 months ago BY: Bill Blair
Calculus , Mathematics , Symbolic Computations
4
REPLIES
556
VIEWS

What might be the effect of the precision of initial conditions on the precision of ODE solution?

QUESTION FROM: Leslaw Bieniasz | 5 months ago BY: Leslaw Bieniasz
Calculus , Equation Solving
4
REPLIES
825
VIEWS

Nobel Prize in Physics 2025: Macroscopic Quantum Effects and the Dawn of Quantum Computer

CONTRIBUTED BY: Mohammad Bahrami | 6 months ago BY: Mohammad Bahrami
Staff Picks , Calculus , Events & Media , ...
4
REPLIES
6.2K
VIEWS

Why does my Mathematica program use 100% CPU but very little RAM and still not finish after hours?

QUESTION FROM: Reza rho | 6 months ago BY: Reza rho
Calculus , Graphics and Visualization , Mathematics , ...
4
REPLIES
1.1K
VIEWS

Gravity train dynamics in a tunnel through the Earth

CONTRIBUTED BY: Akram Masoud | 6 months ago BY: Akram Masoud
Staff Picks , Astronomy , Calculus , Curated Data , ...
4
REPLIES
1.6K
VIEWS

Book & Course: Analysis with Mathematica

CONTRIBUTED BY: Galina Filipuk | 6 months ago BY: Galina Filipuk
Staff Picks , Authoring and Publishing , Calculus , ...
4
REPLIES
13K
VIEWS

Determining the condition for a rational expression in k to be constant: coefficient ratio analys

QUESTION FROM: Jim Clinton | 9 months ago BY: Jim Clinton
Calculus , Mathematics , Wolfram Language
4
REPLIES
1.4K
VIEWS

[WSRP25] Spin it to win it: modeling the Magnus effect

CONTRIBUTED BY: Zamir Ashraf | 9 months ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Dynamic Interactivity , ...
4
REPLIES
2.8K
VIEWS

Calculation of an integral with a variable lower limit using the trapezoidal method

QUESTION FROM: Yaroslav B | 10 months ago BY: Michael Rogers
Calculus , Graphics and Visualization , Physics , Wolfram Language
4
REPLIES
1.5K
VIEWS

Partial derivative notation and output

QUESTION FROM: dor gelem | 11 months ago BY: dor gelem
Calculus , Mathematics , Wolfram Language
4
REPLIES
2.4K
VIEWS

DSolve crashes on elementary differential equations

QUESTION FROM: Jean-Michel Charles Collard-Richard | 11 months ago BY: Updating Name
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
2.4K
VIEWS

DSolve not working for given system

QUESTION FROM: maxim knyazev | 11 months ago BY: David Keith
Calculus , Equation Solving , Mathematics , Symbolic Computations , ...
4
REPLIES
2.5K
VIEWS

Any way to effectively resolve this integral?

QUESTION FROM: Leslaw Bieniasz | 0 months ago BY: Leslaw Bieniasz
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
2.3K
VIEWS

Help with contour integral method for Fox-H function

QUESTION FROM: Veera Venkata Ramana Kandi | 1 year ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Wolfram Language
4
REPLIES
2K
VIEWS

What is the cause of the incorrect substitution?

QUESTION FROM: Sami Heidari | 1 year ago BY: Sami Heidari
Calculus , Mathematics , Symbolic Computations , Wolfram Language
4
REPLIES
1.4K
VIEWS

Computing Fourier transforms and equivalent integrals

QUESTION FROM: S. Lake | 1 year ago BY: Mariusz Iwaniuk
Calculus , Mathematics , Wolfram|Alpha
4
REPLIES
3K
VIEWS

Best solver question?

QUESTION FROM: Jay Gourley | 1 year ago BY: Jay Gourley
Calculus , Equation Solving , Mathematics , ...
4
REPLIES
2.1K
VIEWS

Why is Evaluate[ ] needed for D[ ] inside Plot[ ]?

QUESTION FROM: Jay Gourley | 1 year ago BY: Michael Rogers
Calculus , Graphics and Visualization , Wolfram Language
4
REPLIES
2.9K
VIEWS

A new algorithm for finding Hirota bilinear form (D-Operator) of NPDE?

QUESTION FROM: Salim Mahmood | 2 years ago BY: Salim Mahmood
Calculus , Equation Solving , Mathematics , Physics , Wolfram Language
4
REPLIES
2.2K
VIEWS

Unable to get my critical points even when I have defined the functions properly?

QUESTION FROM: Antam Gill | 2 years ago BY: Hans Milton
Algebra , Calculus , Equation Solving , Mathematics , Wolfram Language
4
REPLIES
2.7K
VIEWS

Calculating an integral with Math. 5.2 and Math. 7.0

QUESTION FROM: Gennaro Flowers | 2 years ago BY: EDITORIAL BOARD
Calculus , Mathematics , Wolfram Language
4
REPLIES
1.5K
VIEWS

FindRoot on initial values of NDSolve has errors but works, why?

QUESTION FROM: Yumin Tian | 2 years ago BY: Antonio Barletta
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2.4K
VIEWS

[BOOK] Introduction to Calculus: fundamental concepts and applications with videos and course

CONTRIBUTED BY: Devendra Kapadia | 2 years ago BY: Paige Vigliarolo
Staff Picks , Calculus , Education , Mathematics , ...
4
REPLIES
9.8K
VIEWS

Need help with general Wolfram Language syntax

QUESTION FROM: Rylan Kim | 2 years ago BY: Michael Rogers
Calculus , Graphics and Visualization , Mathematics , ...
4
REPLIES
3.2K
VIEWS

What does TrapezoidalRule at NIntegrate really do?

QUESTION FROM: Joachim Janezic | 2 years ago BY: Joachim Janezic
Calculus , Mathematics , Numerical Computation , Wolfram Language
4
REPLIES
2.3K
VIEWS

Visualizing chaotic attractors: exploring the intersection of math and art

CONTRIBUTED BY: Athanasios Paraskevopoulos | 2 years ago BY: EDITORIAL BOARD
Staff Picks , Calculus , Computational Humanities , ...
4
REPLIES
4.4K
VIEWS

Help with fixed point iterative schemes

QUESTION FROM: Kapil Dhankhar | 2 years ago BY: Kapil Dhankhar
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
1.6K
VIEWS

Double integration of a complex function

QUESTION FROM: Orpita Saha | 2 years ago BY: Orpita Saha
Calculus , Mathematics , Wolfram Language
4
REPLIES
1.6K
VIEWS

NDSolveValue error: fewer dependent variables

QUESTION FROM: Abid Hussain | 2 years ago BY: Michael Rogers
Calculus , Equation Solving , Mathematics , Numerical Computation , ...
4
REPLIES
2K
VIEWS

NDSolveValue::litarg To avoid possible ambiguity, ... dependent variable in DirichletCondition

QUESTION FROM: David Johnson | 2 years ago BY: Michael Rogers
Calculus , Engineering , Equation Solving , ...
4
REPLIES
2.6K
VIEWS

Double sum with j=i+1 eventual compiling problem

QUESTION FROM: Magox . | 2 years ago BY: Michael Rogers
Calculus , Compilation , Mathematics , Wolfram Language
4
REPLIES
2.5K
VIEWS

Lateral surface of body of rotation

QUESTION FROM: Jürgen Maczioch | 2 years ago BY: Gianluca Gorni
Calculus , Mathematics , Wolfram Language
4
REPLIES
1.9K
VIEWS

Simple position, velocity and acceleration notebook with dimensional checking fails?

QUESTION FROM: James Bowery | 2 years ago BY: Gianluca Gorni
Calculus , Physics , Units , Wolfram Language
4
REPLIES
3.3K
VIEWS

How to evaluate solutions of a first order ODE system while using NDSolve?

QUESTION FROM: Leslaw Bieniasz | 2 years ago BY: Gianluca Gorni
Calculus , Mathematica
4
REPLIES
3.5K
VIEWS

Symbolic matrix inverse takes long time

QUESTION FROM: Leo Murphy | 2 years ago BY: Daniel Lichtblau
Calculus , Mathematica , Mathematics , Physics , Wolfram Community , ...
4
REPLIES
4.2K
VIEWS
4
5
6
7
8

Group Count Group Count

1752 Discussions

Group Branding Group Branding

New Discussion New Discussion

ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
berejnov
Slava Berejnov
2 days ago
tigrannersissian
Tigran Nersissian
2 days ago
photor
Yumin Tian
4 days ago
gsi
Gurkan Sin
7 days ago
mcmullpr
Patrick McMullen
9 days ago
barandiaranjuan
Juan Barandiaran
3 days ago
juano
Juan Ortiz
14 days ago

RELATED GROUPS RELATED GROUPS

RELATED GROUPS
Mathematics 6K discussions 4K subscriptions
Optimization 552 discussions 935 subscriptions
Graphics and Visualization 4K discussions 1K subscriptions
Staff Picks 2K discussions 832 subscriptions
Computer Science 643 discussions 2K subscriptions
Wolfram Science 296 discussions 1K subscriptions
Algebra 1K discussions 1K subscriptions